A. The defendant is a company that runs the finance and insurance business after being established on March 7, 198 and employs approximately 1,300 full-time workers in Yeongdeungpo-gu Seoul Metropolitan Government F.

Plaintiff

A was employed by the Defendant on October 1, 1993 and served with a transfer order from the Insurance Service Team to G branch on March 1, 2016, and after the G branch was closed on March 1, 2018, the personnel innovation team was established as the personnel innovation team. On May 1, 2018, after the transfer order was issued as the Consumer Protection Team as of May 1, 201, the H education performance evaluation conducted for low-income earners, and the curriculum was completed.

Plaintiff

B was employed by the defendant on December 5, 1990 and served with a transfer order from the audit team to G branch on March 1, 2016, and was to be a personnel innovation team as of March 1, 2018, and completed H education for low-ranking persons on May 1, 2018.

Plaintiff

C was employed by the Defendant on March 21, 1997 and served with a transfer order from the Consumer Protection Team to G branch on March 1, 2016, and served as the Consumer Protection Team on March 1, 2018, as the VIP business team on April 1, 2018, and as the customer happiness center on May 1, 2018.

Plaintiff

D was employed by the defendant on December 7, 1992 and completed H education for low-quality students on May 1, 2015, as the first branch on March 1, 2017, as the personnel innovation team on May 1, 2017, as the first branch on May 1, 2017, as the consumer protection team on July 1, 2017, as the personnel innovation team on March 1, 2018, as the personnel innovation team on March 1, 2018, and as the insurance service team on May 1, 2018.

B. On February 12, 2016, the Defendant issued a personnel order on March 1, 2016, following the Defendant’s establishment of the Defendant G branch and on February 12, 2016, carried out the procedure for voluntary retirement of “persons subject to the wage peak system (general / office) and persons aged 45 or older (at least seven years of continuous service) or continuous service (general service) for at least 15 years (at least seven years of continuous service), and the Plaintiffs were included in the said persons, but did not apply for voluntary retirement.